CHANGZHOU WUJIN SUNAN BEARING CO.,LTD
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Φ4.762mm (inch 3/16mm) chrome steel balls steel balls for bearings
Specifications:
chrome steel balls Φ4.762mm(inch 3/16mm) steel balls for bearings
Description:
|
Ball diameter (mm) |
Quantity per kilogram |
Ball diameter |
Quantity per kilogram |
Ball diameter |
Quantity per kilogram |
|
2.0000 |
30700 |
9.0000 |
337 |
19.0000 |
35.77 |
|
2.3812 3/32 |
18182 |
9.5250 3/8 |
284 |
19.0500 3/4 |
35.5 |
|
2.5000 |
15698 |
10.0000 |
245 |
19.8438 25/32 |
31.4 |
|
3.0000 |
9091 |
10.3188 13/32 |
223 |
20.637013/16 |
27.9 |
|
3.1750 1/8 |
7634 |
11.0000 |
185 |
21.0000 |
26.49 |
|
3.5000 |
5717 |
11.1125 7/16 |
179 |
21.4313 27/32 |
24.9 |
|
3.9688 5/32 |
3922 |
11.5000 |
161 |
22.2250 7/8 |
22.3 |
|
4.0000 |
3831 |
11.5094 29/64 |
161 |
23.0000 |
20.17 |
|
4.7625 3/16 |
2268 |
11.9062 15/32 |
145 |
23.0188 29/32 |
20.1 |
|
5.0000 |
1961 |
12.0000 |
142 |
23.8125 15/16 |
18.2 |
|
5.1594 13/64 |
1786 |
12.303131 /64 |
132 |
24.0000 |
17.75 |
|
5.5562 7/32 |
1431 |
12.7000 1/2 |
120 |
24.6063 31/32 |
16.5 |
|
5.9531 15/64 |
1163 |
13.4938 17/32 |
100 |
25.0000 |
15.70 |
|
6.0000 |
1136 |
14.0000 |
89 |
25.40000 1 |
15 |
|
6.3500 1/4 |
962 |
14.2875 9/16 |
84.0 |
26.9875 1'/32 |
13.64 |
|
6.5000 |
894 |
15.0812 19/32 |
71.4 |
26.9875 1'/16 |
12.47 |
|
6.7469 17/64 |
800 |
14.8750 5/8 |
61.3 |
27.7812 1'/32 |
11.4 |
|
7.1438 9/32 |
671 |
16.0000 |
59.9 |
28.0000 |
11.18 |
|
7.9372 5/16 |
490 |
16.6688 21/32 |
52.9 |
28.5750 1'/8 |
10.50 |
|
8.0000 |
478 |
17.0000 |
50 |
30.1625 1'/16 |
8.93 |
|
8.5000 |
400 |
17.4625 11/16 |
46.1 |
|
|
|
8.7312 11/32 |
369 |
18.2562 23/32 |
40.3 |
|
|
Applications:
Steel balls are important component of bearings, and are also most widely used rolling body in bearings field. The quality directly affect the bearings character.
Steel balls are also applied to precision instrument, bicycles, toys, sports fitness equipments, ball grinders, ect
Tolerance level and technical requirements:
|
Grade
|
Ball diameter variation |
Spherical deviation |
Ball surface roughness |
Ball diameter variation |
Basic diameter tolerance |
|
Vdws |
△Sph |
Ra |
Vdwl |
Tdn |
|
|
No more than (um) |
|||||
|
10 |
0.25 |
0.25 |
0.025 |
0.5 |
* |
|
16 |
0.4 |
0.4 |
0.032 |
0.8 |
* |
|
20 |
0.5 |
0.5 |
0.05 |
1 |
* |
|
28 |
0.7 |
0.7 |
0.05 |
1.5 |
* |
|
40 |
1.0 |
1.0 |
0.08 |
2 |
* |
|
60 |
1.5 |
1.5 |
0.10 |
3 |
* |
|
100 |
2.5 |
2.5 |
0.125 |
5 |
±12.5 |
|
200 |
5 |
5 |
0.2 |
10 |
±25 |
|
500 |
13 |
13 |
* |
25 |
±50 |
|
1000 |
25 |
25 |
* |
50 |
±125 |